发明家

Ralph Hartley

1888 - 1970

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他的传记在维基百科上提供 21 种语言版本(较 2024 年的 19 种增加)。Ralph Hartley在最受欢迎的发明家中排名第290位(较 2024 年的第281位下降),在美国人物传记中排名第5869位(较 2019 年的第5041位下降),并在最受欢迎的美国发明家中排名第75位。

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Among 发明家

Among 发明家, Ralph Hartley ranks 290 out of 426Before him are Joseph Whitworth, Beulah Louise Henry, Genrich Altshuller, Ottomar Anschütz, Cyrus McCormick, and Mark Rober. After him are Petrache Poenaru, Frank Zamboni, Yoshiro Nakamatsu, Max Valier, Samuel Morland, and Jacob Perkins.

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Contemporaries

Among people born in 1888, Ralph Hartley ranks 153Before him are Milán Füst, Konstantinos Tsiklitiras, Tirumalai Krishnamacharya, Beulah Louise Henry, Barry Fitzgerald, and Frances Marion. After him are Jinichi Kusaka, Mohammed Hussein Heikal, Marcel Jouhandeau, Mary Eristavi, Vladimir Baranov-Rossine, and Elsa Brändström. Among people deceased in 1970, Ralph Hartley ranks 166Before him are Soledad Miranda, Marietta Blau, Max Abegglen, Fritz Kortner, William Daniels, and Tammi Terrell. After him are Adolf Wiklund, Alfred Sturtevant, Jérôme Carcopino, Alfréd Rényi, Parashqevi Qiriazi, and William Slim, 1st Viscount Slim.

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In 美国

Among people born in 美国, Ralph Hartley ranks 5,869 out of NaNBefore him are Bill Tuttle (1882), Titus Welliver (1962), Haskell Curry (1900), Sam J. Jones (1954), Richard N. Frye (1920), and Walter Sutton (1877). After him are Ernest Fenollosa (1853), Gus Hall (1910), Arleigh Burke (1901), Alvan Graham Clark (1832), Michael Cole (1968), and Mark Tornillo (1954).

Among 发明家 In 美国

Among 发明家 born in 美国, Ralph Hartley ranks 75Before him are Robert Cornelius (1809), Lester Allan Pelton (1829), Valerie Thomas (1943), Beulah Louise Henry (1888), Cyrus McCormick (1809), and Mark Rober (1980). After him are Frank Zamboni (1901), Jacob Perkins (1766), L. L. Langstroth (1810), Marion Donovan (1917), Wilson Greatbatch (1919), and Whitcomb L. Judson (1846).

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